Basement And Ground Floor Ashley House 12 Great Portland Street London W1W 8QN

1. 17 Jan 2025

   Received by Westminster

2. 14 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 14 March 2025, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Westminster took a median of 66 days over the applications it decided in the last year.

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 91 days. More in our guide to how long planning decisions take.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• Ashley House 12 Great Portland Street London W1W 8QN

  03/05116/FULL Submitted 30 Jun 2003 50 yards away

  Use of the ground floor for mixed retail (Class A1) and wholesale showroom purposes

  Granted Full applications 8 docs

• Ashley House 12 Great Portland Street London W1W 8QN

  08/02160/ADV Submitted 5 Mar 2008 50 yards away

  Display of an externally illuminated projecting sign.

  Granted Advertising 7 docs

• Ashley House 12 Great Portland Street London W1W 8QN

  04/04290/ADV Submitted 4 Jun 2004 50 yards away

  Display of non-illuminated fascia and two non-illuminated projecting signs.

  Decided Advertising 5 docs

• Ashley House 12 Great Portland Street London W1W 8QN

  03/08498/AD7 Submitted 4 Nov 2003 50 yards away

  Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.

  Granted Advertising 2 docs

• Basement To First Floor 11 - 13 Market Place London W1W 8AH

  26/08979/TCH Submitted 10 Dec 2025 50 yards away

  Use of the public highway for the placing of 21 tables, 92 chairs, 6 planters, 2 parasol/heaters in an area measuring 9m x 12m in connection with the existing ground floor use.

  Granted 13 docs

• Windsor House 40 - 41 Great Castle Street London W1W 8LU

  25/06486/FULL Submitted 11 Sep 2025 50 yards away

  Installation of new plant on flat roofs at rear first, third and fourth floor levels.

  Granted Full applications 27 docs

• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront with Medication Dispensing Outlet.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06297/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Alterations to rear elevation at basement level comprising replacement window and installation of double opening door.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06294/FULL Awaiting decision

  15 Eaton Mews South London SW1W 9HP

  Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.

  Received 15 Sep, published by the council 22 Sep 2026 Full applications
• 26/06273/FULL Awaiting decision

  9A Grosvenor Square London W1K 5AE

  Installation of new natural Portland Stone step surfaces to the two highway facing front entrance doors. (Linked to 26/05473/LBC)

  Received 14 Sep, published by the council 22 Sep 2026 Full applications
• 26/06277/FULL Awaiting decision

  Hospital 60 Grove End Road London NW8 9NH

  Variation of conditions 1 and removal of condition 6 of planning permission dated 12th November 2019 (RN 19/07202/FULL) for the Variation of condition 12 of planning permission dated 21 June 2013 (RN: 13/01330/FULL) for the: Demolition of single storey block to north east elevation of main hospital building. Erection of three storey building (plus basement level) with link to existing hospital fronting onto Grove End Road and erection of two storey extension to the main entrance building, both to provide additional hospital accommodation (Class D1). Installation of mechanical plant and associated external alterations. NAMELY, to include amended phase 2 drawings and condition 6 to be removed as the as approved 11 car parking space are no longer proposed and the car lift is no longer shown on the amended plans.

  Received 14 Sep, published by the council 22 Sep 2026 Full applications